Base | Representation |
---|---|
bin | 1001101001000… |
… | …1111101011101 |
3 | 2211002202101100 |
4 | 2122101331131 |
5 | 40323144431 |
6 | 4002503313 |
7 | 1000523532 |
oct | 232217535 |
9 | 84082340 |
10 | 40443741 |
11 | 20913a88 |
12 | 11664b39 |
13 | 84c0810 |
14 | 552ad89 |
15 | 383d4e6 |
hex | 2691f5d |
40443741 has 12 divisors (see below), whose sum is σ = 62912668. Its totient is φ = 24888384.
The previous prime is 40443727. The next prime is 40443743. The reversal of 40443741 is 14734404.
It can be written as a sum of positive squares in 2 ways, for example, as 13351716 + 27092025 = 3654^2 + 5205^2 .
It is not a de Polignac number, because 40443741 - 25 = 40443709 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40443743) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172720 + ... + 172953.
Almost surely, 240443741 is an apocalyptic number.
It is an amenable number.
40443741 is a deficient number, since it is larger than the sum of its proper divisors (22468927).
40443741 is a wasteful number, since it uses less digits than its factorization.
40443741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 345692 (or 345689 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 27.
The square root of 40443741 is about 6359.5393701116. The cubic root of 40443741 is about 343.2551855526.
The spelling of 40443741 in words is "forty million, four hundred forty-three thousand, seven hundred forty-one".
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